Find Cheap Flights from Portland to Costa Rica

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Portland to Costa Rica

(Round-trip)
Depart: Mon Nov 20 2017 Return: Tue Jan 16 2018 Trip spans 58 days
United
United
PWM
12:00a
SJO
5:10p
41h 10m
2 stops
SJO
12:00a
PWM
7:42a
31h 42m
2 stops
Depart: Tue Oct 31 2017 Return: Wed Nov 8 2017 Trip spans 9 days
Delta
Delta
PWM
12:00a
LIR
7:46a
7h 46m
1 stop
LIR
12:00a
PWM
8:45a
8h 45m
1 stop
Depart: Sat Jan 13 2018 Return: Wed Jan 17 2018 Trip spans 5 days
United
United
PWM
12:00a
SJO
9:55p
45h 55m
2 stops
SJO
12:00a
PWM
6:59p
18h 59m
2 stops
Depart: Sat Oct 14 2017 Return: Sat Oct 21 2017 Trip spans 8 days
United
United
PWM
12:00a
LIR
7:40a
31h 40m
2 stops
LIR
12:00a
PWM
9:12p
21h 12m
2 stops
Depart: Sat Oct 14 2017 Return: Tue Oct 17 2017 Trip spans 4 days
Delta
Delta
PWM
12:00a
SJO
3:44p
15h 44m
1 stop
SJO
12:00a
PWM
8:42a
8h 42m
1 stop
Depart: Mon Mar 5 2018 Return: Fri Mar 9 2018 Trip spans 5 days
Delta
Delta
PWM
12:00a
SJO
10:25a
10h 25m
2 stops
SJO
12:00a
PWM
2:35p
14h 35m
1 stop
Depart: Wed Dec 20 2017 Return: Tue Dec 26 2017 Trip spans 7 days
United
United
PWM
12:00a
SJO
6:50a
30h 50m
2 stops
SJO
12:00a
PWM
8:43p
20h 43m
2 stops
Depart: Wed Jan 10 2018 Return: Wed Jan 17 2018 Trip spans 8 days
Delta
Delta
PWM
12:00a
SJO
2:40p
14h 40m
2 stops
SJO
12:00a
PWM
8:40a
8h 40m
1 stop
Depart: Mon Feb 12 2018 Return: Thu Feb 22 2018 Trip spans 11 days
Delta
Delta
PWM
12:00a
SJO
7:46a
7h 46m
1 stop
SJO
12:00a
PWM
8:40a
8h 40m
1 stop
Depart: Wed Dec 20 2017 Return: Wed Dec 27 2017 Trip spans 8 days
$1052
Select
Delta
Delta
PWM
12:00a
SJO
2:55p
14h 55m
1 stop
SJO
12:00a
PWM
2:30p
14h 30m
1 stop
Depart: Thu Dec 21 2017 Return: Sat Dec 30 2017 Trip spans 10 days
$1229
Select
United
United
PWM
12:00a
SJO
8:25a
8h 25m
1 stop
SJO
12:00a
PWM
9:50a
9h 50m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

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Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
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Airports
Origin

Portland
$499
Destination

Liberia
$503
San Jose
$499